Claude Berthiaume Shihan

Dear USAF members,

We are deeply saddened to announce the passing of Claude Berthiaume Shihan who was Chief Instructor of Aikido de la Montagne, Montreal, and a member of the USAF Technical Committee.

Berthiaume Sensei passed away at Saint-Eustache Hospital at 1:32 p.m. on March 23, 2026, surrounded by his loved ones.

Please join us in extending condolences to his family and loved ones.

More information will follow. In the meantime, we ask for your patience and respect while his family and loved ones grieve.

USAF Board of Directors and Technical Committee

photo credit Javier Dominguez